TW200405797A - Nylon zipper teeth and forming screw for producing this nylon zipper teeth - Google Patents

Abstract

The present invention relates to nylon zipper teeth and a forming screw for producing this nylon zipper teeth. After formation, the nylon teeth are formed with a groove on the teeth ring on one side and a protruded head below the teeth ring. The groove and the protruded head are up-and-down corresponding to each other, in which the groove can be used to guide a sewing line without exposing the line on the teeth ring, and the protruded head can cause the center line in the teeth ring to displace towards the two sides and become tighter without loosen. The bottom of the groove of the forming screw for a nylon zipper formation machine is installed with arced protrusions. The arced protrusions press the nylon zipper teeth to form a groove on the teeth ring and a protruded head below the teeth ring. The arced protrusions are installed in a single row in a groove of the forming screw, and are preferably located in the mid-section of the forming screw.

Description

200405797 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention provides a nylon sprocket and a forming screw for manufacturing the nylon sprocket. After the nylon sprocket is formed, a groove can be provided on the ring gear for the car The suture is introduced, and the ridge is formed under the ring gear to force the center line in the ring gear to be tighter and not loose; the bottom surface of the screw groove of the forming screw of the nylon zipper forming machine is provided with an arc bump, and the arc bump can be used to The nylon sprocket is pressed out of the groove and the protrusion. [Previous technology] Two molding screws are arranged side by side in the molding device of the thermoplastic nylon zipper forming machine. These two screws are used to wind the thermoplastic nylon thread into an oval nylon sprocket. For the case, please refer to the domestic bulletins No. 35836, 31 247, 1 85666 (as copies of Annexes 1 to 3). The molding method is shown in the first picture of this case: the center line (1) is from the center of the chuck (3 '). Face up into the forming mold (4), and the nylon thread (2 ') is introduced from the side and wound around the centerline (1) into the forming mold (4j). When the two threads (1, 2) are simultaneously After entering the molding die (4), the two screws (5) located in the molding die will squeeze the wound nylon coil into an oval shape by left and right clamping, and then reciprocating the head ^ 6 ^ Press one end of each forming sprocket (7) into a pure part (7ι), so that the forming of the nylon sprocket (7) is completed. After the aforementioned nylon sprocket (7) is formed, it is then turned by a zipper sewing machine. The suture (8) is sewn on the cloth tape (9), as shown in the second figure, at this time, the left and right two rows of nylon chains The teeth (7) enter each other without detaching through the pure parts of the teeth (7 1).

[Summary of the Invention] [The technical solution of the social solution 2 to be solved] The field stitches (β, [protrusions] are exposed, and the stitches are stitched to the nylon sprocket (7) are convex stitches (8)) that cause friction. When the slider slides, the internal groove wall will be exposed to the car stitches for a long time, so there will be frictional resistance when the slider slides, and it will easily break after the stitches. Generates a jog displacement, especially when it is easy to slip on the smooth nylon sprocket (7). It is easy to produce a slip # ^ The stitching (.8) is affected by side force or torque. d. If the side stitches are turned ρ, the car stitches (8 dagger elements (7)) are exposed, and you will find that nylon sprockets and nylon sprockets are sutures' and it is very obvious. If the size is 4 ， Since the car U is obvious, the easy sliding position on the nylon chain tooth () f nidhi sprocket (7) prevents the left and right sides of the outer buckle & &) from reducing the tensile capacity. This tensile refers to The power of discussion. [Objective of the present invention] After the main purpose of the present invention, the unilateral ring gear of the sprocket can be formed after forming: = = 1 chain; the nylon sprocket is a slider on a nylon sprocket and a concave ring gear. Because of the service life, it can also prevent sewing. == The car is not easy to break and can extend the displacement of soap suture to achieve better tensile strength.

Page 6 5. Description of the Invention (3) Effect.

The single-sided ring gear of the present invention is compact and the convex product is compact without loosening the convex points in the forming screw forming device of the present invention, and the arc convex points of the ring gear of the forming screw of the present invention are concave. Single linear arrangement, the lower part of the screw only presses the nylon, and the forming can force it to disperse. The other one is two. Among them, the nylon chain groove and the convex arc groove are another row and there are multiple rows. The nibble is pressed with convex ridges. The center of the ring gear is to raise the teeth of the parallel screw-screw so that the ridge can be raised at one time. The top surface is an arc groove. The purpose is to provide in it. Shaping the sprocket teeth makes the ring gear produce a kind of nibbles and the front centerline facing the line and the sprocket for a kind of nylon. It is safe to shape the ring gear on the bottom of the groove while forming a kind of sunken circle. The middle section of a molded rod is a round raw groove and a dragon sprocket. The groove of the nylon sprocket is symmetrical to move up and down on both sides to make it more integrated and tighter. The forming screw of the dragon sprocket is provided with arc bumps on the nylon zipper forming machine. The groove is formed by the arc, and the forming screw of the sprocket is formed under the ring gear. The arc groove is used to make the nylon sprocket angle and edge. produce. The forming screw of the long chain tooth is best positioned in the screw groove of the screw. After forming, the product is convexly convex in the middle section. [Technical means to solve the problem] The nylon chain teeth of this creation are grooved, and symmetrical molding is produced under the single ring gear. After the shape ', a convex product is generated on the single-sided ring gear of the sprocket, and the convex product and the groove are up and down

V. Description of the invention (4) The bottom surface of the screw groove of the screw is μ 2r η so that the second ring point is formed on the ring gear. The nylon bump is pressed by the arc bump to form a convex under the ring gear at the same time. Convex the aforementioned arc bump & 5 I from a plurality of circular arc grooves provided at 1, where the ^ plane is concave; and the arc bumps are formed in the spiral grooves of the ^ = f rod by arc bumps Arranged in a straight line;, It is better in the middle position of the forming screw. [Embodiment] =: = The detailed description of the example is as follows: Show the left and right two rows of sprockets (the sprocket forming drawing, the figure-the single side ring of the sprocket has two 7 meshes on each side, and it has a convex shoulder (7 3 ), Groove groove J 7 2), and it is corresponding up and down; because convex and (7 3 open: convex ridge (7 3 space shrinks, and the original loose middle ring gets the ring gear displacement, so the density is more customary Cardiac slenderness: the line will decrease toward the centerline of the combined effect with the nylon sprocket (7) 帛.? Especially tighter, looser

The fourth picture shows the nylon zipper I of the present invention, and the left and right two rows of sprocket teeth (7m: fixed to the second tape (9) on the tape, straight, middle, and ^ stitching (recessed ring gear) (7), meat ^ car stitches (8 a) inside the inset opening h (7 1), under the car stitches ^), so the car stitches (8) are not like: = cloth belt u you say the convex road is in the teeth Ring gear, 枳 can be single-rowed and multi-covered, and closed, the ring gear) is the inner side 1) followed by 8) into (9 on, 200405797

V. Description of the invention (5)] The upper wall (1 0 1) is abraded and fractured, so that it can reduce the friction with the slider (1 0) [refer to the bottom surface of the fifth figure to avoid production after long-term friction Life can increase. It is not the left and right two rows of nylon sprockets (8) are embedded in the recesses. The lateral tension (such as (8) is limited and positioned and fastened to the tape (9). The nylon sprockets can reach the tension. The forming screw formed by the forming screw of the crowning machine under the ring gear (1 1 is provided with a linear travel convex point (1 3) in the groove is because the long forming coil is wound from bottom to top, and the forming screw is formed. (Machinery)) The middle position (B (A)) of the ring gear solitary convex point (1 3) in the spiral groove (1 2 1) is suitable for crimping the nylon zipper of the present invention (7) It is staggered, so the groove (7 2), so the arrow) and the torque effect in the groove (72) up, not subject to the force of hair shape or good, strong torque using the dragon chain tooth (7) ring gear Above (73), the present invention is an improvement, as shown in the seventh figure, 1 2), wherein the arc bumps (1 3) in the row are provided in a short forming screw (the rod (1 1) is longer and shorter The forming screw (1 to clamp the nylon sprocket, due to the generation of grooves (72) and multiple single rows arranged in a short line and in a straight line and position); in this way, forming the nylon sprocket (7) Elliptical view, as shown in the figure, and the stitching on the ring gear in a nylon zipper (under 20) can release the nylon sprocket (7) by the stitching, compared with the conventional effect. 7 2) For nylon zipper molding, 'there are two forming screws of different lengths.' In this embodiment, 1 2) In the screw groove, the original 'is suitable for guiding nylon threads. 2) It is suitable for matching long and long arc bumps. (1 3 Convex (7 3). After the lower part of the forming screw (1 2 screw (1 2)) of the shaped screw (12), the middle section

Page 9, 200405797 V. Description of the invention (6) (B) The arc bump (1 3) presses the nylon sprocket (7) so that the groove (7 ... convex phase (73). In addition, two molding = The upper ends of 1 and 12) are all drive teeth (14), which are rotated by the gears (not disclosed) installed. The first figure shows that the arc convex point in the enlarged view of the front of the forming screw shows a plurality of arc grooves (i 3) is the screw groove (121) θ of the screw, if the second f is broken; It is found that the arc convex point (") is concave on the ㈣ plane (if viewed from the 11-π section [as in the tenth figure] 7 rounds: see; Π ") is a concave arc groove ( 1 丄,: from the arc groove (131.) magical nylon chain teeth (7 heart clubs without edges and edges. Cheng / -m: the picture shows the two shaped screw to the nylon coil itu nylon wire (2) of the present invention The longitudinally rising dragon coil is transformed into a nylon chain tooth f 7 彳 ^ 1 2) Under the clamping pressure, it has ... (i ^ East: upper 7): Among them, the forming screw (1 slot (72) and pounds can be aligned) Nylon sprocket (7) is pressed to obtain a convex ridge (7 3), which can also be set in the shape shown in Figure 12: In addition, the fox bump (1 3 nylon chain in Figure 11) The position of the lower segment (A) of the tooth (^, 1 2), but not only the position of the integrated segment 41 (b) of the groove (7 2) 卩 convex 枳 (7 3) provided with "" is preferred. The invention relates to "the nylon chain tooth and the production of the nylon chain spirit" Make the nylon chain teeth anti-friction, beautiful, and resistant to "ring shape: (1 (4 figure, the same as the circle for molding observation 3 1 circle, the center of the pinch is concave from 2)) is the influence shape, the twist of the tooth and 200405797 V. Description of the invention (7) Many advantages such as tensile strength and increased service life; however, the above drawings are only used to illustrate the specific implementation mode of the present invention, and the general industry can still adopt it without departing from the spirit of the present invention. All kinds of changes that are easy to implement, for example: both sides of the sprocket (7) have grooves (72), nylon sprocket (7) has grooves (72), no protrusions (73), grooves (72) The shape can be a square or a shallow concave other than an arc. Such changes under equal benefits should be included in the scope of the present invention; according to this, the present invention meets the requirements of novelty and creation.

Page 11 200405797 Brief explanation of the drawings [Simplified first picture: second picture: third picture · fourth picture · fifth picture: sixth picture: seventh picture · eighth picture: ninth picture: Ten Figures: Eleventh Figure * Ten * One figure explains the habit style, the habit style, the invention, the invention, the invention, the invention, the invention, the invention is the eighth to the eighth: the hair is the eleventh picture of the m — in Sectional view

Ming ... Say ............... # ......... $ 付 · \ ly XJ \ ly N) / xly \ 1 / \) / \) y 1 2 yuan 123456777 rL / IV rv rv κ (\ xfv κ / ι \ rv / IV Schematic diagram of a nylon zipper made by a dragon zipper forming machine. Full cross-sectional view of a chain of a nylon zipper that is sewn on a tape. Nylon zipper chain Profile view of teeth. Cross-section view of the sprocket of a nylon zipper sewn on a tape. The relationship between the sprocket of the nylon zipper and the slider. Top view of the nylon zipper. Schematic diagram of the forming screw. The front side of the arc bump on the forming screw Enlarged view. Figure I — Section I. Figure π — Section π. Schematic diagram of the compression molding of the forming screw against the nylon coil • Centerline • Nylon line • Collet • Mold • Molding screw • Header rod • Sprocket • Blunt section • Curved groove

200405797 Schematic illustration (73) (8)

• • • Convex product • · · Sewing stitches · · · Sewing stitches • · · Sewing stitches • • • Tape • • • Slider • • • Upper wall • • • Long forming screw • • • Short Forming screw ···· Screw groove ··· Arc bump · •• Lower section of forming screw ••• Middle section of forming screw

Page 13

Claims (1)

200405797 1. A nylon sprocket is sewn on the ring gear, which has tensile strength at this time. 2. One side of the sprocket of Shenlong should be formed. The convex product is tight and not loose. 3. The sprocket of Shenlong The ring gear nylon sprocket can prevent twisting when the slider slides on the sprocket belt after molding. It is extended under the patent scope. The shape under the ring gear can force the ring gear to disperse, which makes the center request the patent scope. The groove on the upper side can be characterized by: a groove is formed on the single-sided ring gear, and when the suture can be introduced into the groove without embossing to avoid friction with the nylon chain teeth, the same long service life. The nylon sprocket according to item 1, wherein the ridge and the center line of the ridge and the groove move up and down to the sides to make the line and the sprocket more tightly. The nylon chain tooth according to item 1, wherein the unilateral side of the nylon is changed to the bilateral side. 4. The nylon sprocket according to item 3 of the scope of patent application, wherein the protrusion under the ring gear of the nylon sprocket can be changed from one side to the other side. A kind of forming screw for nylon sprocket is two parallel forming snails. It is characterized by: "^ The bottom surface of the sulcus of one screw is provided with arc bumps, and the nylon sprocket can be pressed by the arc bumps. A groove is formed on the ring gear, and a convex ridge is formed under the ring gear, and the groove and the convex ridge can be formed at the same time at one time. B, the forming screw talent of the nylon sprocket as described in item 5 of the patent application scope [, middle, The top surface of the arc bump is a concave arc, / 冓, so that the groove on the ring gear of the nylon chain is an arc-shaped groove without edges and edges. N 7, if the scope of patent application The rod forming of the nylon chain teeth according to item 5, wherein the arc bumps are arranged in a single row in one of the formed snails; the grooves are arranged in a straight line. Page 14 200405797 Page 15